Home / 2,811,123.90-3,885,888.33-2,508,202.53

Finding the Fourth Proportional to 2,811,123.90, 3,885,888.33 and 2,508,202.53

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Solution

The fourth proportional to 2,811,123.90, 3,885,888.33 and 2,508,202.53 is: 3,467,152.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,123.90 : 3,885,888.33 = 2,508,202.53 : x
  2. Step 2: Convert to fraction form
    2,811,123.90/3,885,888.33 = 2,508,202.53/x
  3. Step 3: Cross multiply
    2,811,123.90x = 3,885,888.33 × 2,508,202.53
  4. Step 4: Simplify right side
    2,811,123.90x = 9,746,594,940,603.48
  5. Step 5: Solve for x
    x = 9,746,594,940,603.48/2,811,123.90
  6. Step 6: Final answer
    x = 3,467,152.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.